Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kb6 win in 1 half-moves
2 Kc6 win in 1 half-moves
3 Kd6 win in 1 half-moves
4 Kd8 win in 1 half-moves
5 Kb7 draw
6 Kb8 draw
7 Kc8 loss in 2 half-moves
8 Kd7 loss in 2 half-moves